Comparison of Sapphire Pulse Radeon RX 570 4G G5 video card vs PowerColor Radeon RX 5700 XT video card by specifications and benchmarks. Sapphire Pulse Radeon RX 570 4G G5 runs at 1.168 GHz base clock speed and has 4 GB of GDDR5 memory, while video card PowerColor Radeon RX 5700 XT runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 225 W. Compare the table of benchmark results to find out which graphic card is better.